The highest day temperature in October 2025 was 77°F. The lowest night temperature was 45°F. The average values for day and night temperatures during October were 65.8°F и 56.8°F respectivly.

The average sea surface temperature in October 2025 for Sea Isle City was 67.7°F. The maximum and minimum values were 60.4°F and 73.8°F respectively.

Most of the days in October are sunny but you can also expect cloudy and gloomy days.

Precipitation total in October for Sea Isle City is 1.2 in.

The average wind speed in October is 10.2 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Sea Isle City in October is 7.1 hours.